According to Oak Street Health 's latest financial reports the company's current revenue (TTM ) is NZ$3.56 Billion. In 2021 the company made a revenue of NZ$2.09 Billion an increase over the revenue in the year 2020 that were of NZ$1.22 Billion. The revenue is the total amount of income that a company generates by the sale of goods or services. Unlike with the earnings no expenses are subtracted.